Stadium: Court 4 Round: 54 Ground: Hardcourt outdoor
| ITF W80 Les Franqueses | 2021/10/26 08:30 | Andrea Lazaro Garcia v Oksana Selekhmeteva | 7-6,6-1 |
| WTA Moskva | 2021/10/19 17:05 | Veronika Kudermetova v Oksana Selekhmeteva | 4-6,7-6,6-4 |
| WTA Moskva | 2021/10/17 12:25 | Diana Shnaider v Oksana Selekhmeteva | 4-6,6-7 |
| WTA Moskva | 2021/10/16 16:15 | Oksana Selekhmeteva v Arina Rodionova | 6-3,3-6,6-4 |
| ITF W80 Le Neubourg | 2021/10/02 13:45 | Anna Bondar v Oksana Selekhmeteva | 7-6,6-0 |
| ITF W80 Le Neubourg | 2021/10/01 15:05 | Oksana Selekhmeteva v Robin Anderson | 6-4,5-7,7-6 |
| ITF W80 Le Neubourg | 2021/09/30 13:10 | Oksana Selekhmeteva v Daria Snigur | 7-5,3-6,7-5 |
| ITF W80 Le Neubourg | 2021/09/28 08:30 | Indy De Vroome v Oksana Selekhmeteva | 6-7,4-6 |
| WTA Courmayeur | 2021/10/23 08:30 | Vivian Heisen v Martina Di Giuseppe | 6-7,1-6 |
| WTA Saint-Malo | 2021/05/03 09:00 | Viktoriya Tomova v Vivian Heisen | 4-6,7-5,6-1 |
| WTA Saint-Malo | 2021/05/02 10:20 | Vivian Heisen v Leonie Kung | 3-6,6-4,6-2 |
| ITF W60 Bellinzona | 2021/04/06 09:55 | Vivian Heisen v Maryna Zanevska | 0-6,1-6 |
| ITF W60 Bellinzona | 2021/04/05 09:35 | Svenja Ochsner v Vivian Heisen | 6-3,1-6,8-10 |
| ITF W60 Bellinzona | 2021/04/04 11:55 | Vivian Heisen v Marina Bassols Ribera | 6-1,6-3 |
| ITF W25 Kazaň | 2021/03/10 07:00 | Vivian Heisen v Urszula Radwanska | 2-6,5-7 |
| ITF W25 Orlando | 2020/11/12 15:40 | Hurricane Tyra Black v Vivian Heisen | 6-4,6-1 |